Kit Includes: Genuine Aqua Flo Pura filters for Platinum QCRO RO system with 50 GPD reverse osmosis membrane, 1 sediment filter, 1 carbon prefilter, and 1 carbon block post filter for optimal filtration and water quality. NOTE: This kit was previously labeled as Pura Water Filter Replacement kit, but is now under the Aqua Flo label Complete 24-Month Kit: Includes all filters required for a full 24-month maintenance cycle, including the RO membrane. Since pre- and post-filters are replaced every 6 months while the membrane is replaced every 24 months, customers can save money by purchasing the 3-filter kit (YS-AFQCRO) every 6 months for the next three filter changes. Easy Installation: Installation is simple since Aqua Flo Platinum QCRO 4-stage RO replacement filters are Quick Change (QC) filters that twist on and off. This tool-free installation makes setup quick and hassle-free Contaminant Reduction: Reduces up to 98% of common contaminants, including lead, fluoride, chlorine, Arsenic V, PFOS, and more. Effectively filters water with a reverse osmosis membrane to provide fresh, great-tasting drinking water Cost Efficiency: A cost-effective alternative to purchasing bottled water. Save money while reducing plastic waste with a reliable water filter system Improved Taste: Enjoy crisp, refreshing drinking water by eliminating unpleasant tastes and odors. Aqua Flo qcro replacement filters provide bottled water-quality water, perfect for both cooking and drinking NOTE: This kit fits ONLY the Aqua Flo QCRO reverse osmosis system. If you have questions about whether the filter kit will work in your system, please message us. The Aqua Flo/Pura Platinum QCRO RO Filter Replacement Kit with RO Membrane is the perfect solution for users seeking cleaner, better-tasting drinking water. This kit effectively removes up to 98% of contaminants, including chlorine, lead, fluoride, PFOS, and Arsenic V, ensuring high-quality water for your household. The quick-change filters are easy to install and can be replaced without the need for a plumber, offering convenience and simplicity. These filters should be replaced every 6-12 months depending on the water contaminant levels and the volume of water being treated. The RO membrane in this kit should be replaced every 24-36 months for continued optimal performance. Crafted with high-quality standards and Made in the USA, the Aqua Flow Platinum QCRO RO filter replacement kit provides pure, pristine drinking water at your kitchen sink. This system is an undersink drinking water system and not designed to treat well water for an entire home. The qcro replacement filters kit is designed to improve taste by effectively reducing chlorine and unpleasant odors, providing you with refreshing, clean water for drinking and cooking. For those who do not need the membrane, the Aqua Flo replacement filters kit without the membrane is also available for purchase